{"instruction": "You are an expert in named entity recognition. Please extract entities that match the schema definition from the input. Return an empty list if the entity type does not exist. Please respond in the format of a JSON string.", "schema": ["event", "location", "geographical phenomenon"], "input": "In Canada , a battered hot dog on a stick is called a \" pogo \" and is traditionally eaten with ordinary , yellow mustard , sometimes referred to as \" ballpark mustard \" ."}
{"event": [], "location": ["Canada"], "geographical phenomenon": []}